Home / 1,186,284,807.20-1,779,427,210.80-984,730,887.20

Finding the Fourth Proportional to 1,186,284,807.20, 1,779,427,210.80 and 984,730,887.20

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Solution

The fourth proportional to 1,186,284,807.20, 1,779,427,210.80 and 984,730,887.20 is: 1,477,096,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,284,807.20 : 1,779,427,210.80 = 984,730,887.20 : x
  2. Step 2: Convert to fraction form
    1,186,284,807.20/1,779,427,210.80 = 984,730,887.20/x
  3. Step 3: Cross multiply
    1,186,284,807.20x = 1,779,427,210.80 × 984,730,887.20
  4. Step 4: Simplify right side
    1,186,284,807.20x = 1,752,256,935,998,905,344
  5. Step 5: Solve for x
    x = 1,752,256,935,998,905,344/1,186,284,807.20
  6. Step 6: Final answer
    x = 1,477,096,330.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.